Remove redundant override

xml/xml-psi-impl/src/com/intellij/psi/impl/source/xml/XmlTokenImpl.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2014 JetBrains s.r.o.
+ * Copyright 2000-2016 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -83,21 +83,8 @@ public class XmlTokenImpl extends LeafPsiElement implements XmlToken, Navigatabl
     return super.getReferences();
   }
 
-  @Override
-  public void navigate(boolean requestFocus) {
-    Navigatable descriptor = PsiNavigationSupport.getInstance().getDescriptor(this);
-    if (descriptor != null) {
-      descriptor.navigate(requestFocus);
-    }
-  }
-
   @Override
   public boolean canNavigate() {
     return getTokenType() == XmlTokenType.XML_NAME && PsiNavigationSupport.getInstance().canNavigate(this);
   }
-
-  @Override
-  public boolean canNavigateToSource() {
-    return canNavigate();
-  }
 }